BS-EN-4551 Complete Document History
Aerospace series. Pipe coupling, 37, in heat resisting steel. Swivel nuts. Inch series

Complete Current Edition:
   2014 EDITION - Aerospace series. Pipe coupling, 37¦, in heat resisting stee - Oct. 31, 2014
   2014 EDITION CORRIGENDUM 1 - CORRIGENDUM 1 FOR 2014 EDITION - Nov. 30, 2015

Obsolete Revision Information:
   2003 EDITION - AEROSPACE SERIES, PIPE COUPLIN - March 11, 2003